21 results
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Hyperacute Hypoxemia ... - Workup and Management ... , CTA Chest, Echocardiogram ... #Hypoxia #Workup ... #diagnosis #Management
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Hypoxemia / Hypoxia ... MG, ALS) • ↓ chest ... compliance (e.g., flail chest ... #Hypoxia #differential ... #Diagnosis #Management
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... Malformation • Severe Pneumonia ... Abnormalities • Chest ... Abnormalities #Hypoxemia ... #Hypoxia #Differential
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
Diagnosis is generally ... evidence of a chest ... infiltrate (e.g., CXR ... production, pleuritic chest ... signs (tachypnea, hypoxemia
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Weakness, Loss of Chest ... Elasticity (flail chest ... Atelectasis, ARDS, Pneumonia ... #Hypoxia #hypoxemia ... #differential #diagnosis
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Evaluation: Imaging (CXR ... /- High res CT chest ... Cryptococcal Ag, Urine ... Infections #HIVAIDS #workup ... #diagnosis #evaluation
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern - Chest ... rarely typical pneumonia ... Miliary #Pattern #Chest ... #diagnosis #pulmonary ... #CXR #clinical
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
ARDS: Clinical Cheat ... congestion with hypoxemia ... detected on CT or CXR ... oxygenation in pneumonia ... Summary #CheatSheet #Diagnosis
Community Acquired Pneumonia (CAP) - Diagnosis and Management

Pneumonia Signs/Symptoms:
 • Confusion/disorientation (LR + 1.9)
 • Cough
• Pleuritic chest ... (LR + 2.7) • Hypoxia ... infiltrate by chest ... Blood cultures - Urine ... #Pulmonary #Community
Differential Diagnosis of Respiratory Acid-Base Disorders
Alkalosis
A. Central nervous system stimulation: Pain, Anxiety, psychosis, Fever, Cerebrovascular accident,
Hypoxemia or tissue ... hypoxia: High altitude ... , Pneumonia, pulmonary ... Stimulation of chest ... Hemothorax, Flail chest